As monarchs migrate through Texas, they often form roosts in pecan trees. People say the monarchs land on the leaves and appear to be eating. However, an adult monarch does not have chewing mouthparts, so it can't be chewing the leaves. The monarch eats with its proboscis, and can only drink liquids. So what could a monarch eat in a pecan tree? Use these clue words to solve the mystery. (Send us your answer for possible inclusion in next week's update.)